SRPT 750 Single-phase relay tester is a lightweight field test equipment with excellent performance; it adopts safety protection box, PC panel, beautiful appearance; single-phase relay tester with LCD chip control and voltage and current stopmeter; can output full isolation, adjustable AC DC voltage and current; and adjustable DC voltage and adjustable AC voltage current, output circuit with double overload protection, with the advantages of large output capacity, small volume, light weight and high reliability.
Compact design and light weight makes SRPT 750 extremely portable, mostly used for almost all types of single phase relays test.
Commissioning and maintenance of distributed and generator power substation
Protection relays
Electro mechanical relays
Static relays
Numerical relays

| Measurement | AC true RMS |
| method | DC mean value |
| Range | Internal: 0.000~150.0A; |
| External: 0.000~6.000A (AC or DC) | |
| Accuracy | 0.50% |
| Measurement method | 0~999.999s,automatically | ||||
| reset after full scale | |||||
| Range | 1mS | ||||
| Accuracy | ±1mS | ||||
| Range | No-Load voltage (min) | Full-load voltage (min) | Full-load current (max) | ||
| 0~10A | 90 | 10 | 10A | ||
| 0~40A | 25 | 22 | 40A | ||
| 0~100A | 10 | 8 | 100A | ||
| Range | Voltage | Max current | |||
| 0~110V DC | 120V DC | 0.5A | |||
| 110~220VDC | 220V DC | 0.5A |
| Measurement method | AC true RMS | ||||
| DC mean value | |||||
| Range | 0.0~600.0V(AC or DC) | ||||
| Accuracy | 0.5% | ||||
| Environmental conditions | Operating temperature:-10℃~50℃ | ||||
| Humidity:≤90% | |||||
| Power supply | 200~250VAC,50/60Hz | ||||
| Power consumption | 1000W | ||||
| Net size | 420mm×350mm×200mm | ||||
| Net weight | 18kg(without measuring cables) | ||||
| Range | No-load voltage (min) | Full-load voltage (min) | Full-load current (max) | ||
| 0~250V(AC) | 250 | 240 | 3A | ||
| 0~300V(DC) | 320 | 250 | 4A | ||
| Range | Voltage | Max current | |||
| 0~120V AC | 120V AC | 0.5A | |||
| 0~8A AC | 5V AC | 8A |

